/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

#include <stdio.h>
#include <plc4c/spi/evaluation_helper.h>
#include "modbus_pdu.h"

// Code generated by code-generation. DO NOT EDIT.

// Array of discriminator values that match the enum type constants.
// (The order is identical to the enum constants so we can use the
// enum constant to directly access a given types discriminator values)
const plc4c_modbus_read_write_modbus_pdu_discriminator plc4c_modbus_read_write_modbus_pdu_discriminators[] = {
  {/* plc4c_modbus_read_write_modbus_pdu_error */
   .errorFlag = true, .functionFlag = -1, .response = -1 },
  {/* plc4c_modbus_read_write_modbus_pdu_read_discrete_inputs_request */
   .errorFlag = false, .functionFlag = 0x02, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_read_discrete_inputs_response */
   .errorFlag = false, .functionFlag = 0x02, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_read_coils_request */
   .errorFlag = false, .functionFlag = 0x01, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_read_coils_response */
   .errorFlag = false, .functionFlag = 0x01, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_write_single_coil_request */
   .errorFlag = false, .functionFlag = 0x05, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_write_single_coil_response */
   .errorFlag = false, .functionFlag = 0x05, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_write_multiple_coils_request */
   .errorFlag = false, .functionFlag = 0x0F, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_write_multiple_coils_response */
   .errorFlag = false, .functionFlag = 0x0F, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_read_input_registers_request */
   .errorFlag = false, .functionFlag = 0x04, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_read_input_registers_response */
   .errorFlag = false, .functionFlag = 0x04, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_read_holding_registers_request */
   .errorFlag = false, .functionFlag = 0x03, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_read_holding_registers_response */
   .errorFlag = false, .functionFlag = 0x03, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_write_single_register_request */
   .errorFlag = false, .functionFlag = 0x06, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_write_single_register_response */
   .errorFlag = false, .functionFlag = 0x06, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_write_multiple_holding_registers_request */
   .errorFlag = false, .functionFlag = 0x10, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_write_multiple_holding_registers_response */
   .errorFlag = false, .functionFlag = 0x10, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_read_write_multiple_holding_registers_request */
   .errorFlag = false, .functionFlag = 0x17, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_read_write_multiple_holding_registers_response */
   .errorFlag = false, .functionFlag = 0x17, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_mask_write_holding_register_request */
   .errorFlag = false, .functionFlag = 0x16, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_mask_write_holding_register_response */
   .errorFlag = false, .functionFlag = 0x16, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_read_fifo_queue_request */
   .errorFlag = false, .functionFlag = 0x18, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_read_fifo_queue_response */
   .errorFlag = false, .functionFlag = 0x18, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_read_file_record_request */
   .errorFlag = false, .functionFlag = 0x14, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_read_file_record_response */
   .errorFlag = false, .functionFlag = 0x14, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_write_file_record_request */
   .errorFlag = false, .functionFlag = 0x15, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_write_file_record_response */
   .errorFlag = false, .functionFlag = 0x15, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_read_exception_status_request */
   .errorFlag = false, .functionFlag = 0x07, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_read_exception_status_response */
   .errorFlag = false, .functionFlag = 0x07, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_diagnostic_request */
   .errorFlag = false, .functionFlag = 0x08, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_diagnostic_response */
   .errorFlag = false, .functionFlag = 0x08, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_get_com_event_counter_request */
   .errorFlag = false, .functionFlag = 0x0B, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_get_com_event_counter_response */
   .errorFlag = false, .functionFlag = 0x0B, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_get_com_event_log_request */
   .errorFlag = false, .functionFlag = 0x0C, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_get_com_event_log_response */
   .errorFlag = false, .functionFlag = 0x0C, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_report_server_id_request */
   .errorFlag = false, .functionFlag = 0x11, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_report_server_id_response */
   .errorFlag = false, .functionFlag = 0x11, .response = true },
  {/* plc4c_modbus_read_write_modbus_pdu_read_device_identification_request */
   .errorFlag = false, .functionFlag = 0x2B, .response = false },
  {/* plc4c_modbus_read_write_modbus_pdu_read_device_identification_response */
   .errorFlag = false, .functionFlag = 0x2B, .response = true }

};

// Function returning the discriminator values for a given type constant.
plc4c_modbus_read_write_modbus_pdu_discriminator plc4c_modbus_read_write_modbus_pdu_get_discriminator(plc4c_modbus_read_write_modbus_pdu_type type) {
  return plc4c_modbus_read_write_modbus_pdu_discriminators[type];
}

// Create an empty NULL-struct
static const plc4c_modbus_read_write_modbus_pdu plc4c_modbus_read_write_modbus_pdu_null_const;

plc4c_modbus_read_write_modbus_pdu plc4c_modbus_read_write_modbus_pdu_null() {
  return plc4c_modbus_read_write_modbus_pdu_null_const;
}


// Parse function.
plc4c_return_code plc4c_modbus_read_write_modbus_pdu_parse(plc4c_spi_read_buffer* readBuffer, bool response, plc4c_modbus_read_write_modbus_pdu** _message) {
  uint16_t startPos = plc4c_spi_read_get_pos(readBuffer);
  plc4c_return_code _res = OK;

  // Allocate enough memory to contain this data structure.
  (*_message) = malloc(sizeof(plc4c_modbus_read_write_modbus_pdu));
  if(*_message == NULL) {
    return NO_MEMORY;
  }
        // Discriminator Field (errorFlag)

  // Discriminator Field (errorFlag) (Used as input to a switch field)
  bool errorFlag = false;
  _res = plc4c_spi_read_bit(readBuffer, (bool*) &errorFlag);
  if(_res != OK) {
    return _res;
  }
        // Discriminator Field (functionFlag)

  // Discriminator Field (functionFlag) (Used as input to a switch field)
  uint8_t functionFlag = 0;
  _res = plc4c_spi_read_unsigned_byte(readBuffer, 7, (uint8_t*) &functionFlag);
  if(_res != OK) {
    return _res;
  }

  // Switch Field (Depending on the discriminator values, passes the instantiation to a sub-type)
  if(errorFlag == true) { /* ModbusPDUError */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_error;
                    
    // Simple Field (exceptionCode)
    plc4c_modbus_read_write_modbus_error_code* exceptionCode;
    _res = plc4c_modbus_read_write_modbus_error_code_parse(readBuffer, (void*) &exceptionCode);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_error_exception_code = *exceptionCode;

  } else 
  if((errorFlag == false) && (functionFlag == 0x02) && (response == false)) { /* ModbusPDUReadDiscreteInputsRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_discrete_inputs_request;
                    
    // Simple Field (startingAddress)
    uint16_t startingAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_discrete_inputs_request_starting_address = startingAddress;


                    
    // Simple Field (quantity)
    uint16_t quantity = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_discrete_inputs_request_quantity = quantity;

  } else 
  if((errorFlag == false) && (functionFlag == 0x02) && (response == true)) { /* ModbusPDUReadDiscreteInputsResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_discrete_inputs_response;
                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (value)
    plc4c_list* value = NULL;
    plc4c_utils_list_create(&value);
    if(value == NULL) {
      return NO_MEMORY;
    }
    {
      // Count array
      uint16_t itemCount = (uint16_t) byteCount;
      for(int curItem = 0; curItem < itemCount; curItem++) {
        
        char* _value = malloc(sizeof(char));
        _res = plc4c_spi_read_char(readBuffer, (char*) _value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(value, _value);
      }
    }
    (*_message)->modbus_pdu_read_discrete_inputs_response_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x01) && (response == false)) { /* ModbusPDUReadCoilsRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_coils_request;
                    
    // Simple Field (startingAddress)
    uint16_t startingAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_coils_request_starting_address = startingAddress;


                    
    // Simple Field (quantity)
    uint16_t quantity = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_coils_request_quantity = quantity;

  } else 
  if((errorFlag == false) && (functionFlag == 0x01) && (response == true)) { /* ModbusPDUReadCoilsResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_coils_response;
                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (value)
    plc4c_list* value = NULL;
    plc4c_utils_list_create(&value);
    if(value == NULL) {
      return NO_MEMORY;
    }
    {
      // Count array
      uint16_t itemCount = (uint16_t) byteCount;
      for(int curItem = 0; curItem < itemCount; curItem++) {
        
        char* _value = malloc(sizeof(char));
        _res = plc4c_spi_read_char(readBuffer, (char*) _value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(value, _value);
      }
    }
    (*_message)->modbus_pdu_read_coils_response_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x05) && (response == false)) { /* ModbusPDUWriteSingleCoilRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_coil_request;
                    
    // Simple Field (address)
    uint16_t address = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &address);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_single_coil_request_address = address;


                    
    // Simple Field (value)
    uint16_t value = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &value);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_single_coil_request_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x05) && (response == true)) { /* ModbusPDUWriteSingleCoilResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_coil_response;
                    
    // Simple Field (address)
    uint16_t address = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &address);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_single_coil_response_address = address;


                    
    // Simple Field (value)
    uint16_t value = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &value);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_single_coil_response_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x0F) && (response == false)) { /* ModbusPDUWriteMultipleCoilsRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_coils_request;
                    
    // Simple Field (startingAddress)
    uint16_t startingAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_multiple_coils_request_starting_address = startingAddress;


                    
    // Simple Field (quantity)
    uint16_t quantity = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_multiple_coils_request_quantity = quantity;


                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (value)
    plc4c_list* value = NULL;
    plc4c_utils_list_create(&value);
    if(value == NULL) {
      return NO_MEMORY;
    }
    {
      // Count array
      uint16_t itemCount = (uint16_t) byteCount;
      for(int curItem = 0; curItem < itemCount; curItem++) {
        
        char* _value = malloc(sizeof(char));
        _res = plc4c_spi_read_char(readBuffer, (char*) _value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(value, _value);
      }
    }
    (*_message)->modbus_pdu_write_multiple_coils_request_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x0F) && (response == true)) { /* ModbusPDUWriteMultipleCoilsResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_coils_response;
                    
    // Simple Field (startingAddress)
    uint16_t startingAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_multiple_coils_response_starting_address = startingAddress;


                    
    // Simple Field (quantity)
    uint16_t quantity = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_multiple_coils_response_quantity = quantity;

  } else 
  if((errorFlag == false) && (functionFlag == 0x04) && (response == false)) { /* ModbusPDUReadInputRegistersRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_input_registers_request;
                    
    // Simple Field (startingAddress)
    uint16_t startingAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_input_registers_request_starting_address = startingAddress;


                    
    // Simple Field (quantity)
    uint16_t quantity = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_input_registers_request_quantity = quantity;

  } else 
  if((errorFlag == false) && (functionFlag == 0x04) && (response == true)) { /* ModbusPDUReadInputRegistersResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_input_registers_response;
                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (value)
    plc4c_list* value = NULL;
    plc4c_utils_list_create(&value);
    if(value == NULL) {
      return NO_MEMORY;
    }
    {
      // Count array
      uint16_t itemCount = (uint16_t) byteCount;
      for(int curItem = 0; curItem < itemCount; curItem++) {
        
        char* _value = malloc(sizeof(char));
        _res = plc4c_spi_read_char(readBuffer, (char*) _value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(value, _value);
      }
    }
    (*_message)->modbus_pdu_read_input_registers_response_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x03) && (response == false)) { /* ModbusPDUReadHoldingRegistersRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_holding_registers_request;
                    
    // Simple Field (startingAddress)
    uint16_t startingAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_holding_registers_request_starting_address = startingAddress;


                    
    // Simple Field (quantity)
    uint16_t quantity = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_holding_registers_request_quantity = quantity;

  } else 
  if((errorFlag == false) && (functionFlag == 0x03) && (response == true)) { /* ModbusPDUReadHoldingRegistersResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_holding_registers_response;
                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (value)
    plc4c_list* value = NULL;
    plc4c_utils_list_create(&value);
    if(value == NULL) {
      return NO_MEMORY;
    }
    {
      // Count array
      uint16_t itemCount = (uint16_t) byteCount;
      for(int curItem = 0; curItem < itemCount; curItem++) {
        
        char* _value = malloc(sizeof(char));
        _res = plc4c_spi_read_char(readBuffer, (char*) _value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(value, _value);
      }
    }
    (*_message)->modbus_pdu_read_holding_registers_response_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x06) && (response == false)) { /* ModbusPDUWriteSingleRegisterRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_register_request;
                    
    // Simple Field (address)
    uint16_t address = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &address);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_single_register_request_address = address;


                    
    // Simple Field (value)
    uint16_t value = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &value);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_single_register_request_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x06) && (response == true)) { /* ModbusPDUWriteSingleRegisterResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_register_response;
                    
    // Simple Field (address)
    uint16_t address = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &address);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_single_register_response_address = address;


                    
    // Simple Field (value)
    uint16_t value = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &value);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_single_register_response_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x10) && (response == false)) { /* ModbusPDUWriteMultipleHoldingRegistersRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_holding_registers_request;
                    
    // Simple Field (startingAddress)
    uint16_t startingAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_multiple_holding_registers_request_starting_address = startingAddress;


                    
    // Simple Field (quantity)
    uint16_t quantity = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_multiple_holding_registers_request_quantity = quantity;


                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (value)
    plc4c_list* value = NULL;
    plc4c_utils_list_create(&value);
    if(value == NULL) {
      return NO_MEMORY;
    }
    {
      // Count array
      uint16_t itemCount = (uint16_t) byteCount;
      for(int curItem = 0; curItem < itemCount; curItem++) {
        
        char* _value = malloc(sizeof(char));
        _res = plc4c_spi_read_char(readBuffer, (char*) _value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(value, _value);
      }
    }
    (*_message)->modbus_pdu_write_multiple_holding_registers_request_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x10) && (response == true)) { /* ModbusPDUWriteMultipleHoldingRegistersResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_holding_registers_response;
                    
    // Simple Field (startingAddress)
    uint16_t startingAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &startingAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_multiple_holding_registers_response_starting_address = startingAddress;


                    
    // Simple Field (quantity)
    uint16_t quantity = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &quantity);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_write_multiple_holding_registers_response_quantity = quantity;

  } else 
  if((errorFlag == false) && (functionFlag == 0x17) && (response == false)) { /* ModbusPDUReadWriteMultipleHoldingRegistersRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_write_multiple_holding_registers_request;
                    
    // Simple Field (readStartingAddress)
    uint16_t readStartingAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &readStartingAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_write_multiple_holding_registers_request_read_starting_address = readStartingAddress;


                    
    // Simple Field (readQuantity)
    uint16_t readQuantity = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &readQuantity);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_write_multiple_holding_registers_request_read_quantity = readQuantity;


                    
    // Simple Field (writeStartingAddress)
    uint16_t writeStartingAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &writeStartingAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_write_multiple_holding_registers_request_write_starting_address = writeStartingAddress;


                    
    // Simple Field (writeQuantity)
    uint16_t writeQuantity = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &writeQuantity);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_write_multiple_holding_registers_request_write_quantity = writeQuantity;


                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (value)
    plc4c_list* value = NULL;
    plc4c_utils_list_create(&value);
    if(value == NULL) {
      return NO_MEMORY;
    }
    {
      // Count array
      uint16_t itemCount = (uint16_t) byteCount;
      for(int curItem = 0; curItem < itemCount; curItem++) {
        
        char* _value = malloc(sizeof(char));
        _res = plc4c_spi_read_char(readBuffer, (char*) _value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(value, _value);
      }
    }
    (*_message)->modbus_pdu_read_write_multiple_holding_registers_request_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x17) && (response == true)) { /* ModbusPDUReadWriteMultipleHoldingRegistersResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_write_multiple_holding_registers_response;
                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (value)
    plc4c_list* value = NULL;
    plc4c_utils_list_create(&value);
    if(value == NULL) {
      return NO_MEMORY;
    }
    {
      // Count array
      uint16_t itemCount = (uint16_t) byteCount;
      for(int curItem = 0; curItem < itemCount; curItem++) {
        
        char* _value = malloc(sizeof(char));
        _res = plc4c_spi_read_char(readBuffer, (char*) _value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(value, _value);
      }
    }
    (*_message)->modbus_pdu_read_write_multiple_holding_registers_response_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x16) && (response == false)) { /* ModbusPDUMaskWriteHoldingRegisterRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_mask_write_holding_register_request;
                    
    // Simple Field (referenceAddress)
    uint16_t referenceAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &referenceAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_mask_write_holding_register_request_reference_address = referenceAddress;


                    
    // Simple Field (andMask)
    uint16_t andMask = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &andMask);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_mask_write_holding_register_request_and_mask = andMask;


                    
    // Simple Field (orMask)
    uint16_t orMask = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &orMask);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_mask_write_holding_register_request_or_mask = orMask;

  } else 
  if((errorFlag == false) && (functionFlag == 0x16) && (response == true)) { /* ModbusPDUMaskWriteHoldingRegisterResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_mask_write_holding_register_response;
                    
    // Simple Field (referenceAddress)
    uint16_t referenceAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &referenceAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_mask_write_holding_register_response_reference_address = referenceAddress;


                    
    // Simple Field (andMask)
    uint16_t andMask = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &andMask);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_mask_write_holding_register_response_and_mask = andMask;


                    
    // Simple Field (orMask)
    uint16_t orMask = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &orMask);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_mask_write_holding_register_response_or_mask = orMask;

  } else 
  if((errorFlag == false) && (functionFlag == 0x18) && (response == false)) { /* ModbusPDUReadFifoQueueRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_fifo_queue_request;
                    
    // Simple Field (fifoPointerAddress)
    uint16_t fifoPointerAddress = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &fifoPointerAddress);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_fifo_queue_request_fifo_pointer_address = fifoPointerAddress;

  } else 
  if((errorFlag == false) && (functionFlag == 0x18) && (response == true)) { /* ModbusPDUReadFifoQueueResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_fifo_queue_response;
                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint16_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Implicit Field (fifoCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint16_t fifoCount = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &fifoCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (fifoValue)
    plc4c_list* fifoValue = NULL;
    plc4c_utils_list_create(&fifoValue);
    if(fifoValue == NULL) {
      return NO_MEMORY;
    }
    {
      // Count array
      uint16_t itemCount = (uint16_t) fifoCount;
      for(int curItem = 0; curItem < itemCount; curItem++) {
        
        uint16_t* _value = malloc(sizeof(uint16_t));
        _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) _value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(fifoValue, _value);
      }
    }
    (*_message)->modbus_pdu_read_fifo_queue_response_fifo_value = fifoValue;

  } else 
  if((errorFlag == false) && (functionFlag == 0x14) && (response == false)) { /* ModbusPDUReadFileRecordRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_file_record_request;
                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (items)
    plc4c_list* items = NULL;
    plc4c_utils_list_create(&items);
    if(items == NULL) {
      return NO_MEMORY;
    }
    {
      // Length array
      uint8_t _itemsLength = byteCount;
      uint8_t itemsEndPos = plc4c_spi_read_get_pos(readBuffer) + _itemsLength;
      while(plc4c_spi_read_get_pos(readBuffer) < itemsEndPos) {
        plc4c_modbus_read_write_modbus_pdu_read_file_record_request_item* _value = NULL;
        _res = plc4c_modbus_read_write_modbus_pdu_read_file_record_request_item_parse(readBuffer, (void*) &_value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(items, _value);
      }
    }
    (*_message)->modbus_pdu_read_file_record_request_items = items;

  } else 
  if((errorFlag == false) && (functionFlag == 0x14) && (response == true)) { /* ModbusPDUReadFileRecordResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_file_record_response;
                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (items)
    plc4c_list* items = NULL;
    plc4c_utils_list_create(&items);
    if(items == NULL) {
      return NO_MEMORY;
    }
    {
      // Length array
      uint8_t _itemsLength = byteCount;
      uint8_t itemsEndPos = plc4c_spi_read_get_pos(readBuffer) + _itemsLength;
      while(plc4c_spi_read_get_pos(readBuffer) < itemsEndPos) {
        plc4c_modbus_read_write_modbus_pdu_read_file_record_response_item* _value = NULL;
        _res = plc4c_modbus_read_write_modbus_pdu_read_file_record_response_item_parse(readBuffer, (void*) &_value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(items, _value);
      }
    }
    (*_message)->modbus_pdu_read_file_record_response_items = items;

  } else 
  if((errorFlag == false) && (functionFlag == 0x15) && (response == false)) { /* ModbusPDUWriteFileRecordRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_file_record_request;
                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (items)
    plc4c_list* items = NULL;
    plc4c_utils_list_create(&items);
    if(items == NULL) {
      return NO_MEMORY;
    }
    {
      // Length array
      uint8_t _itemsLength = byteCount;
      uint8_t itemsEndPos = plc4c_spi_read_get_pos(readBuffer) + _itemsLength;
      while(plc4c_spi_read_get_pos(readBuffer) < itemsEndPos) {
        plc4c_modbus_read_write_modbus_pdu_write_file_record_request_item* _value = NULL;
        _res = plc4c_modbus_read_write_modbus_pdu_write_file_record_request_item_parse(readBuffer, (void*) &_value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(items, _value);
      }
    }
    (*_message)->modbus_pdu_write_file_record_request_items = items;

  } else 
  if((errorFlag == false) && (functionFlag == 0x15) && (response == true)) { /* ModbusPDUWriteFileRecordResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_file_record_response;
                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (items)
    plc4c_list* items = NULL;
    plc4c_utils_list_create(&items);
    if(items == NULL) {
      return NO_MEMORY;
    }
    {
      // Length array
      uint8_t _itemsLength = byteCount;
      uint8_t itemsEndPos = plc4c_spi_read_get_pos(readBuffer) + _itemsLength;
      while(plc4c_spi_read_get_pos(readBuffer) < itemsEndPos) {
        plc4c_modbus_read_write_modbus_pdu_write_file_record_response_item* _value = NULL;
        _res = plc4c_modbus_read_write_modbus_pdu_write_file_record_response_item_parse(readBuffer, (void*) &_value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(items, _value);
      }
    }
    (*_message)->modbus_pdu_write_file_record_response_items = items;

  } else 
  if((errorFlag == false) && (functionFlag == 0x07) && (response == false)) { /* ModbusPDUReadExceptionStatusRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_exception_status_request;
  } else 
  if((errorFlag == false) && (functionFlag == 0x07) && (response == true)) { /* ModbusPDUReadExceptionStatusResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_exception_status_response;
                    
    // Simple Field (value)
    uint8_t value = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &value);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_read_exception_status_response_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x08) && (response == false)) { /* ModbusPDUDiagnosticRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_diagnostic_request;
                    
    // Simple Field (subFunction)
    uint16_t subFunction = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &subFunction);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_diagnostic_request_sub_function = subFunction;


                    
    // Simple Field (data)
    uint16_t data = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &data);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_diagnostic_request_data = data;

  } else 
  if((errorFlag == false) && (functionFlag == 0x08) && (response == true)) { /* ModbusPDUDiagnosticResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_diagnostic_response;
                    
    // Simple Field (subFunction)
    uint16_t subFunction = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &subFunction);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_diagnostic_response_sub_function = subFunction;


                    
    // Simple Field (data)
    uint16_t data = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &data);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_diagnostic_response_data = data;

  } else 
  if((errorFlag == false) && (functionFlag == 0x0B) && (response == false)) { /* ModbusPDUGetComEventCounterRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_counter_request;
  } else 
  if((errorFlag == false) && (functionFlag == 0x0B) && (response == true)) { /* ModbusPDUGetComEventCounterResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_counter_response;
                    
    // Simple Field (status)
    uint16_t status = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &status);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_get_com_event_counter_response_status = status;


                    
    // Simple Field (eventCount)
    uint16_t eventCount = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &eventCount);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_get_com_event_counter_response_event_count = eventCount;

  } else 
  if((errorFlag == false) && (functionFlag == 0x0C) && (response == false)) { /* ModbusPDUGetComEventLogRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_log_request;
  } else 
  if((errorFlag == false) && (functionFlag == 0x0C) && (response == true)) { /* ModbusPDUGetComEventLogResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_log_response;
                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Simple Field (status)
    uint16_t status = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &status);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_get_com_event_log_response_status = status;


                    
    // Simple Field (eventCount)
    uint16_t eventCount = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &eventCount);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_get_com_event_log_response_event_count = eventCount;


                    
    // Simple Field (messageCount)
    uint16_t messageCount = 0;
    _res = plc4c_spi_read_unsigned_short(readBuffer, 16, (uint16_t*) &messageCount);
    if(_res != OK) {
      return _res;
    }
    (*_message)->modbus_pdu_get_com_event_log_response_message_count = messageCount;


                    
    // Array field (events)
    plc4c_list* events = NULL;
    plc4c_utils_list_create(&events);
    if(events == NULL) {
      return NO_MEMORY;
    }
    {
      // Count array
      uint16_t itemCount = (uint16_t) (byteCount) - (6);
      for(int curItem = 0; curItem < itemCount; curItem++) {
        
        char* _value = malloc(sizeof(char));
        _res = plc4c_spi_read_char(readBuffer, (char*) _value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(events, _value);
      }
    }
    (*_message)->modbus_pdu_get_com_event_log_response_events = events;

  } else 
  if((errorFlag == false) && (functionFlag == 0x11) && (response == false)) { /* ModbusPDUReportServerIdRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_report_server_id_request;
  } else 
  if((errorFlag == false) && (functionFlag == 0x11) && (response == true)) { /* ModbusPDUReportServerIdResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_report_server_id_response;
                    
    // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
    uint8_t byteCount = 0;
    _res = plc4c_spi_read_unsigned_byte(readBuffer, 8, (uint8_t*) &byteCount);
    if(_res != OK) {
      return _res;
    }


                    
    // Array field (value)
    plc4c_list* value = NULL;
    plc4c_utils_list_create(&value);
    if(value == NULL) {
      return NO_MEMORY;
    }
    {
      // Count array
      uint16_t itemCount = (uint16_t) byteCount;
      for(int curItem = 0; curItem < itemCount; curItem++) {
        
        char* _value = malloc(sizeof(char));
        _res = plc4c_spi_read_char(readBuffer, (char*) _value);
        if(_res != OK) {
          return _res;
        }
        plc4c_utils_list_insert_head_value(value, _value);
      }
    }
    (*_message)->modbus_pdu_report_server_id_response_value = value;

  } else 
  if((errorFlag == false) && (functionFlag == 0x2B) && (response == false)) { /* ModbusPDUReadDeviceIdentificationRequest */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_device_identification_request;
  } else 
  if((errorFlag == false) && (functionFlag == 0x2B) && (response == true)) { /* ModbusPDUReadDeviceIdentificationResponse */
    (*_message)->_type = plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_device_identification_response;
  }

  return OK;
}

plc4c_return_code plc4c_modbus_read_write_modbus_pdu_serialize(plc4c_spi_write_buffer* writeBuffer, plc4c_modbus_read_write_modbus_pdu* _message) {
  plc4c_return_code _res = OK;

  // Discriminator Field (errorFlag)
  plc4c_spi_write_bit(writeBuffer, plc4c_modbus_read_write_modbus_pdu_get_discriminator(_message->_type).errorFlag);

  // Discriminator Field (functionFlag)
  plc4c_spi_write_unsigned_byte(writeBuffer, 7, plc4c_modbus_read_write_modbus_pdu_get_discriminator(_message->_type).functionFlag);

  // Switch Field (Depending of the current type, serialize the sub-type elements)
  switch(_message->_type) {
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_error: {

      // Simple Field (exceptionCode)
      _res = plc4c_modbus_read_write_modbus_error_code_serialize(writeBuffer, &_message->modbus_pdu_error_exception_code);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_discrete_inputs_request: {

      // Simple Field (startingAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_discrete_inputs_request_starting_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (quantity)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_discrete_inputs_request_quantity);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_discrete_inputs_response: {

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_count(_message->modbus_pdu_read_discrete_inputs_response_value));
      if(_res != OK) {
        return _res;
      }

      // Array field (value)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_read_discrete_inputs_response_value);
        for(int curItem = 0; curItem < itemCount; curItem++) {

          char* _value = (char*) plc4c_utils_list_get_value(_message->modbus_pdu_read_discrete_inputs_response_value, curItem);
          plc4c_spi_write_char(writeBuffer, *_value);
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_coils_request: {

      // Simple Field (startingAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_coils_request_starting_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (quantity)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_coils_request_quantity);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_coils_response: {

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_count(_message->modbus_pdu_read_coils_response_value));
      if(_res != OK) {
        return _res;
      }

      // Array field (value)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_read_coils_response_value);
        for(int curItem = 0; curItem < itemCount; curItem++) {

          char* _value = (char*) plc4c_utils_list_get_value(_message->modbus_pdu_read_coils_response_value, curItem);
          plc4c_spi_write_char(writeBuffer, *_value);
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_coil_request: {

      // Simple Field (address)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_single_coil_request_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (value)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_single_coil_request_value);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_coil_response: {

      // Simple Field (address)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_single_coil_response_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (value)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_single_coil_response_value);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_coils_request: {

      // Simple Field (startingAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_multiple_coils_request_starting_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (quantity)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_multiple_coils_request_quantity);
      if(_res != OK) {
        return _res;
      }

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_count(_message->modbus_pdu_write_multiple_coils_request_value));
      if(_res != OK) {
        return _res;
      }

      // Array field (value)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_write_multiple_coils_request_value);
        for(int curItem = 0; curItem < itemCount; curItem++) {

          char* _value = (char*) plc4c_utils_list_get_value(_message->modbus_pdu_write_multiple_coils_request_value, curItem);
          plc4c_spi_write_char(writeBuffer, *_value);
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_coils_response: {

      // Simple Field (startingAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_multiple_coils_response_starting_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (quantity)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_multiple_coils_response_quantity);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_input_registers_request: {

      // Simple Field (startingAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_input_registers_request_starting_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (quantity)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_input_registers_request_quantity);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_input_registers_response: {

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_count(_message->modbus_pdu_read_input_registers_response_value));
      if(_res != OK) {
        return _res;
      }

      // Array field (value)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_read_input_registers_response_value);
        for(int curItem = 0; curItem < itemCount; curItem++) {

          char* _value = (char*) plc4c_utils_list_get_value(_message->modbus_pdu_read_input_registers_response_value, curItem);
          plc4c_spi_write_char(writeBuffer, *_value);
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_holding_registers_request: {

      // Simple Field (startingAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_holding_registers_request_starting_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (quantity)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_holding_registers_request_quantity);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_holding_registers_response: {

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_count(_message->modbus_pdu_read_holding_registers_response_value));
      if(_res != OK) {
        return _res;
      }

      // Array field (value)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_read_holding_registers_response_value);
        for(int curItem = 0; curItem < itemCount; curItem++) {

          char* _value = (char*) plc4c_utils_list_get_value(_message->modbus_pdu_read_holding_registers_response_value, curItem);
          plc4c_spi_write_char(writeBuffer, *_value);
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_register_request: {

      // Simple Field (address)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_single_register_request_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (value)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_single_register_request_value);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_register_response: {

      // Simple Field (address)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_single_register_response_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (value)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_single_register_response_value);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_holding_registers_request: {

      // Simple Field (startingAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_multiple_holding_registers_request_starting_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (quantity)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_multiple_holding_registers_request_quantity);
      if(_res != OK) {
        return _res;
      }

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_count(_message->modbus_pdu_write_multiple_holding_registers_request_value));
      if(_res != OK) {
        return _res;
      }

      // Array field (value)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_write_multiple_holding_registers_request_value);
        for(int curItem = 0; curItem < itemCount; curItem++) {

          char* _value = (char*) plc4c_utils_list_get_value(_message->modbus_pdu_write_multiple_holding_registers_request_value, curItem);
          plc4c_spi_write_char(writeBuffer, *_value);
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_holding_registers_response: {

      // Simple Field (startingAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_multiple_holding_registers_response_starting_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (quantity)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_write_multiple_holding_registers_response_quantity);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_write_multiple_holding_registers_request: {

      // Simple Field (readStartingAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_write_multiple_holding_registers_request_read_starting_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (readQuantity)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_write_multiple_holding_registers_request_read_quantity);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (writeStartingAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_write_multiple_holding_registers_request_write_starting_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (writeQuantity)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_write_multiple_holding_registers_request_write_quantity);
      if(_res != OK) {
        return _res;
      }

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_count(_message->modbus_pdu_read_write_multiple_holding_registers_request_value));
      if(_res != OK) {
        return _res;
      }

      // Array field (value)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_read_write_multiple_holding_registers_request_value);
        for(int curItem = 0; curItem < itemCount; curItem++) {

          char* _value = (char*) plc4c_utils_list_get_value(_message->modbus_pdu_read_write_multiple_holding_registers_request_value, curItem);
          plc4c_spi_write_char(writeBuffer, *_value);
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_write_multiple_holding_registers_response: {

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_count(_message->modbus_pdu_read_write_multiple_holding_registers_response_value));
      if(_res != OK) {
        return _res;
      }

      // Array field (value)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_read_write_multiple_holding_registers_response_value);
        for(int curItem = 0; curItem < itemCount; curItem++) {

          char* _value = (char*) plc4c_utils_list_get_value(_message->modbus_pdu_read_write_multiple_holding_registers_response_value, curItem);
          plc4c_spi_write_char(writeBuffer, *_value);
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_mask_write_holding_register_request: {

      // Simple Field (referenceAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_mask_write_holding_register_request_reference_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (andMask)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_mask_write_holding_register_request_and_mask);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (orMask)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_mask_write_holding_register_request_or_mask);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_mask_write_holding_register_response: {

      // Simple Field (referenceAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_mask_write_holding_register_response_reference_address);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (andMask)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_mask_write_holding_register_response_and_mask);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (orMask)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_mask_write_holding_register_response_or_mask);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_fifo_queue_request: {

      // Simple Field (fifoPointerAddress)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_read_fifo_queue_request_fifo_pointer_address);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_fifo_queue_response: {

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, (((plc4c_spi_evaluation_helper_count(_message->modbus_pdu_read_fifo_queue_response_fifo_value)) * (2))) + (2));
      if(_res != OK) {
        return _res;
      }

      // Implicit Field (fifoCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, (((plc4c_spi_evaluation_helper_count(_message->modbus_pdu_read_fifo_queue_response_fifo_value)) * (2))) / (2));
      if(_res != OK) {
        return _res;
      }

      // Array field (fifoValue)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_read_fifo_queue_response_fifo_value);
        for(int curItem = 0; curItem < itemCount; curItem++) {

          uint16_t* _value = (uint16_t*) plc4c_utils_list_get_value(_message->modbus_pdu_read_fifo_queue_response_fifo_value, curItem);
          plc4c_spi_write_unsigned_short(writeBuffer, 16, *_value);
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_file_record_request: {

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_array_size_in_bytes(_message->modbus_pdu_read_file_record_request_items));
      if(_res != OK) {
        return _res;
      }

      // Array field (items)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_read_file_record_request_items);
        for(int curItem = 0; curItem < itemCount; curItem++) {
          bool lastItem = curItem == (itemCount - 1);
          plc4c_modbus_read_write_modbus_pdu_read_file_record_request_item* _value = (plc4c_modbus_read_write_modbus_pdu_read_file_record_request_item*) plc4c_utils_list_get_value(_message->modbus_pdu_read_file_record_request_items, curItem);
          _res = plc4c_modbus_read_write_modbus_pdu_read_file_record_request_item_serialize(writeBuffer, (void*) _value);
          if(_res != OK) {
            return _res;
          }
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_file_record_response: {

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_array_size_in_bytes(_message->modbus_pdu_read_file_record_response_items));
      if(_res != OK) {
        return _res;
      }

      // Array field (items)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_read_file_record_response_items);
        for(int curItem = 0; curItem < itemCount; curItem++) {
          bool lastItem = curItem == (itemCount - 1);
          plc4c_modbus_read_write_modbus_pdu_read_file_record_response_item* _value = (plc4c_modbus_read_write_modbus_pdu_read_file_record_response_item*) plc4c_utils_list_get_value(_message->modbus_pdu_read_file_record_response_items, curItem);
          _res = plc4c_modbus_read_write_modbus_pdu_read_file_record_response_item_serialize(writeBuffer, (void*) _value);
          if(_res != OK) {
            return _res;
          }
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_file_record_request: {

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_array_size_in_bytes(_message->modbus_pdu_write_file_record_request_items));
      if(_res != OK) {
        return _res;
      }

      // Array field (items)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_write_file_record_request_items);
        for(int curItem = 0; curItem < itemCount; curItem++) {
          bool lastItem = curItem == (itemCount - 1);
          plc4c_modbus_read_write_modbus_pdu_write_file_record_request_item* _value = (plc4c_modbus_read_write_modbus_pdu_write_file_record_request_item*) plc4c_utils_list_get_value(_message->modbus_pdu_write_file_record_request_items, curItem);
          _res = plc4c_modbus_read_write_modbus_pdu_write_file_record_request_item_serialize(writeBuffer, (void*) _value);
          if(_res != OK) {
            return _res;
          }
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_file_record_response: {

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_array_size_in_bytes(_message->modbus_pdu_write_file_record_response_items));
      if(_res != OK) {
        return _res;
      }

      // Array field (items)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_write_file_record_response_items);
        for(int curItem = 0; curItem < itemCount; curItem++) {
          bool lastItem = curItem == (itemCount - 1);
          plc4c_modbus_read_write_modbus_pdu_write_file_record_response_item* _value = (plc4c_modbus_read_write_modbus_pdu_write_file_record_response_item*) plc4c_utils_list_get_value(_message->modbus_pdu_write_file_record_response_items, curItem);
          _res = plc4c_modbus_read_write_modbus_pdu_write_file_record_response_item_serialize(writeBuffer, (void*) _value);
          if(_res != OK) {
            return _res;
          }
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_exception_status_request: {

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_exception_status_response: {

      // Simple Field (value)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, _message->modbus_pdu_read_exception_status_response_value);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_diagnostic_request: {

      // Simple Field (subFunction)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_diagnostic_request_sub_function);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (data)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_diagnostic_request_data);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_diagnostic_response: {

      // Simple Field (subFunction)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_diagnostic_response_sub_function);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (data)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_diagnostic_response_data);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_counter_request: {

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_counter_response: {

      // Simple Field (status)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_get_com_event_counter_response_status);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (eventCount)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_get_com_event_counter_response_event_count);
      if(_res != OK) {
        return _res;
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_log_request: {

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_log_response: {

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, (plc4c_spi_evaluation_helper_count(_message->modbus_pdu_get_com_event_log_response_events)) + (6));
      if(_res != OK) {
        return _res;
      }

      // Simple Field (status)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_get_com_event_log_response_status);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (eventCount)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_get_com_event_log_response_event_count);
      if(_res != OK) {
        return _res;
      }

      // Simple Field (messageCount)
      _res = plc4c_spi_write_unsigned_short(writeBuffer, 16, _message->modbus_pdu_get_com_event_log_response_message_count);
      if(_res != OK) {
        return _res;
      }

      // Array field (events)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_get_com_event_log_response_events);
        for(int curItem = 0; curItem < itemCount; curItem++) {

          char* _value = (char*) plc4c_utils_list_get_value(_message->modbus_pdu_get_com_event_log_response_events, curItem);
          plc4c_spi_write_char(writeBuffer, *_value);
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_report_server_id_request: {

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_report_server_id_response: {

      // Implicit Field (byteCount) (Used for parsing, but it's value is not stored as it's implicitly given by the objects content)
      _res = plc4c_spi_write_unsigned_byte(writeBuffer, 8, plc4c_spi_evaluation_helper_count(_message->modbus_pdu_report_server_id_response_value));
      if(_res != OK) {
        return _res;
      }

      // Array field (value)
      {
        uint8_t itemCount = plc4c_utils_list_size(_message->modbus_pdu_report_server_id_response_value);
        for(int curItem = 0; curItem < itemCount; curItem++) {

          char* _value = (char*) plc4c_utils_list_get_value(_message->modbus_pdu_report_server_id_response_value, curItem);
          plc4c_spi_write_char(writeBuffer, *_value);
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_device_identification_request: {

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_device_identification_response: {

      break;
    }
  }

  return OK;
}

uint16_t plc4c_modbus_read_write_modbus_pdu_length_in_bytes(plc4c_modbus_read_write_modbus_pdu* _message) {
  return plc4c_modbus_read_write_modbus_pdu_length_in_bits(_message) / 8;
}

uint16_t plc4c_modbus_read_write_modbus_pdu_length_in_bits(plc4c_modbus_read_write_modbus_pdu* _message) {
  uint16_t lengthInBits = 0;

  // Discriminator Field (errorFlag)
  lengthInBits += 1;

  // Discriminator Field (functionFlag)
  lengthInBits += 7;

  // Depending of the current type, add the length of sub-type elements ...
  switch(_message->_type) {
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_error: {

      // Simple field (exceptionCode)
      lengthInBits += plc4c_modbus_read_write_modbus_error_code_length_in_bits(&_message->modbus_pdu_error_exception_code);

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_discrete_inputs_request: {

      // Simple field (startingAddress)
      lengthInBits += 16;


      // Simple field (quantity)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_discrete_inputs_response: {

      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      lengthInBits += 8 * plc4c_utils_list_size(_message->modbus_pdu_read_discrete_inputs_response_value);

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_coils_request: {

      // Simple field (startingAddress)
      lengthInBits += 16;


      // Simple field (quantity)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_coils_response: {

      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      lengthInBits += 8 * plc4c_utils_list_size(_message->modbus_pdu_read_coils_response_value);

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_coil_request: {

      // Simple field (address)
      lengthInBits += 16;


      // Simple field (value)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_coil_response: {

      // Simple field (address)
      lengthInBits += 16;


      // Simple field (value)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_coils_request: {

      // Simple field (startingAddress)
      lengthInBits += 16;


      // Simple field (quantity)
      lengthInBits += 16;


      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      lengthInBits += 8 * plc4c_utils_list_size(_message->modbus_pdu_write_multiple_coils_request_value);

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_coils_response: {

      // Simple field (startingAddress)
      lengthInBits += 16;


      // Simple field (quantity)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_input_registers_request: {

      // Simple field (startingAddress)
      lengthInBits += 16;


      // Simple field (quantity)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_input_registers_response: {

      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      lengthInBits += 8 * plc4c_utils_list_size(_message->modbus_pdu_read_input_registers_response_value);

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_holding_registers_request: {

      // Simple field (startingAddress)
      lengthInBits += 16;


      // Simple field (quantity)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_holding_registers_response: {

      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      lengthInBits += 8 * plc4c_utils_list_size(_message->modbus_pdu_read_holding_registers_response_value);

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_register_request: {

      // Simple field (address)
      lengthInBits += 16;


      // Simple field (value)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_single_register_response: {

      // Simple field (address)
      lengthInBits += 16;


      // Simple field (value)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_holding_registers_request: {

      // Simple field (startingAddress)
      lengthInBits += 16;


      // Simple field (quantity)
      lengthInBits += 16;


      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      lengthInBits += 8 * plc4c_utils_list_size(_message->modbus_pdu_write_multiple_holding_registers_request_value);

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_multiple_holding_registers_response: {

      // Simple field (startingAddress)
      lengthInBits += 16;


      // Simple field (quantity)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_write_multiple_holding_registers_request: {

      // Simple field (readStartingAddress)
      lengthInBits += 16;


      // Simple field (readQuantity)
      lengthInBits += 16;


      // Simple field (writeStartingAddress)
      lengthInBits += 16;


      // Simple field (writeQuantity)
      lengthInBits += 16;


      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      lengthInBits += 8 * plc4c_utils_list_size(_message->modbus_pdu_read_write_multiple_holding_registers_request_value);

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_write_multiple_holding_registers_response: {

      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      lengthInBits += 8 * plc4c_utils_list_size(_message->modbus_pdu_read_write_multiple_holding_registers_response_value);

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_mask_write_holding_register_request: {

      // Simple field (referenceAddress)
      lengthInBits += 16;


      // Simple field (andMask)
      lengthInBits += 16;


      // Simple field (orMask)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_mask_write_holding_register_response: {

      // Simple field (referenceAddress)
      lengthInBits += 16;


      // Simple field (andMask)
      lengthInBits += 16;


      // Simple field (orMask)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_fifo_queue_request: {

      // Simple field (fifoPointerAddress)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_fifo_queue_response: {

      // Implicit Field (byteCount)
      lengthInBits += 16;


      // Implicit Field (fifoCount)
      lengthInBits += 16;


      // Array field
      lengthInBits += 16 * plc4c_utils_list_size(_message->modbus_pdu_read_fifo_queue_response_fifo_value);

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_file_record_request: {

      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      if(_message->modbus_pdu_read_file_record_request_items != NULL) {
        plc4c_list_element* curElement = _message->modbus_pdu_read_file_record_request_items->tail;
        while (curElement != NULL) {
          lengthInBits += plc4c_modbus_read_write_modbus_pdu_read_file_record_request_item_length_in_bits((plc4c_modbus_read_write_modbus_pdu_read_file_record_request_item*) curElement->value);
          curElement = curElement->next;
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_file_record_response: {

      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      if(_message->modbus_pdu_read_file_record_response_items != NULL) {
        plc4c_list_element* curElement = _message->modbus_pdu_read_file_record_response_items->tail;
        while (curElement != NULL) {
          lengthInBits += plc4c_modbus_read_write_modbus_pdu_read_file_record_response_item_length_in_bits((plc4c_modbus_read_write_modbus_pdu_read_file_record_response_item*) curElement->value);
          curElement = curElement->next;
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_file_record_request: {

      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      if(_message->modbus_pdu_write_file_record_request_items != NULL) {
        plc4c_list_element* curElement = _message->modbus_pdu_write_file_record_request_items->tail;
        while (curElement != NULL) {
          lengthInBits += plc4c_modbus_read_write_modbus_pdu_write_file_record_request_item_length_in_bits((plc4c_modbus_read_write_modbus_pdu_write_file_record_request_item*) curElement->value);
          curElement = curElement->next;
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_write_file_record_response: {

      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      if(_message->modbus_pdu_write_file_record_response_items != NULL) {
        plc4c_list_element* curElement = _message->modbus_pdu_write_file_record_response_items->tail;
        while (curElement != NULL) {
          lengthInBits += plc4c_modbus_read_write_modbus_pdu_write_file_record_response_item_length_in_bits((plc4c_modbus_read_write_modbus_pdu_write_file_record_response_item*) curElement->value);
          curElement = curElement->next;
        }
      }

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_exception_status_request: {

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_exception_status_response: {

      // Simple field (value)
      lengthInBits += 8;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_diagnostic_request: {

      // Simple field (subFunction)
      lengthInBits += 16;


      // Simple field (data)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_diagnostic_response: {

      // Simple field (subFunction)
      lengthInBits += 16;


      // Simple field (data)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_counter_request: {

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_counter_response: {

      // Simple field (status)
      lengthInBits += 16;


      // Simple field (eventCount)
      lengthInBits += 16;

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_log_request: {

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_get_com_event_log_response: {

      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Simple field (status)
      lengthInBits += 16;


      // Simple field (eventCount)
      lengthInBits += 16;


      // Simple field (messageCount)
      lengthInBits += 16;


      // Array field
      lengthInBits += 8 * plc4c_utils_list_size(_message->modbus_pdu_get_com_event_log_response_events);

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_report_server_id_request: {

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_report_server_id_response: {

      // Implicit Field (byteCount)
      lengthInBits += 8;


      // Array field
      lengthInBits += 8 * plc4c_utils_list_size(_message->modbus_pdu_report_server_id_response_value);

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_device_identification_request: {

      break;
    }
    case plc4c_modbus_read_write_modbus_pdu_type_plc4c_modbus_read_write_modbus_pdu_read_device_identification_response: {

      break;
    }
  }

  return lengthInBits;
}

